Rare Photos on Instagram: "The Sumerian civilization was one of the world’s earliest complex societies, emerging around 3500 BCE in southern Mesopotamia, a fertile region between the Tigris and Euphrates rivers (modern-day Iraq). Rather than forming a single empire, Sumer consisted of independent city-states such as Uruk, Ur, Lagash, and Kish, each with its own ruler, laws, and patron deity. Agriculture was the backbone of Sumerian life. By building advanced irrigation systems, the Sumerians tra